A Parent Decides to Reward Her Child If He Eats

question 41

Multiple Choice

A parent decides to reward her child if he eats an average of at least five bites of his vegetables at dinner during the first week.She finds that her child ate 4 0.8 (M SD) bites per meal for the first week.Assuming these data are normally distributed,should this parent reward her child?

• A)Yes,because the z score for 5 bites is greater than 0.
• B)Yes,because the z score for 5 bites is less than 0.
• C)No,because the z score for 5 bites is greater than 0.
• D)No,because the z score for 5 bites is less than 0.

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Definitions:

Normal Curve

A symmetrical, bell-shaped curve that represents the distribution of many physical and psychological attributes.

Distribution

The act of sharing something out among a number of recipients, or the way in which something is spread or dispersed.

Regression Toward

Implies the statistical concept that extreme scores tend to fall back (regress) toward the mean (average) over time.

Mean

In statistics, the average value in a set of numbers, calculated by adding all the numbers and dividing by the total count of values.